2023-12-17 12:49:21 -07:00
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from fontTools.ttLib import TTFont
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from io import StringIO, BytesIO
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import pytest
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import os
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import unittest
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CURR_DIR = os.path.abspath(os.path.dirname(os.path.realpath(__file__)))
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DATA_DIR = os.path.join(CURR_DIR, "data")
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class VarCompositeTest(unittest.TestCase):
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2024-03-20 15:36:32 -06:00
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def test_basic(self):
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2023-12-17 12:49:21 -07:00
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font_path = os.path.join(DATA_DIR, "..", "..", "data", "varc-ac00-ac01.ttf")
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font = TTFont(font_path)
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varc = font["VARC"]
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assert varc.table.Coverage.glyphs == [
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"uniAC00",
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"uniAC01",
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"glyph00003",
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"glyph00005",
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"glyph00007",
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"glyph00008",
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"glyph00009",
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2023-12-17 12:49:21 -07:00
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]
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font_path = os.path.join(DATA_DIR, "..", "..", "data", "varc-6868.ttf")
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font = TTFont(font_path)
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varc = font["VARC"]
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assert varc.table.Coverage.glyphs == [
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"uni6868",
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"glyph00002",
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"glyph00005",
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"glyph00007",
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2023-12-17 12:49:21 -07:00
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]
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2024-03-20 15:36:32 -06:00
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def test_roundtrip(self):
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2023-12-17 12:49:21 -07:00
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font_path = os.path.join(DATA_DIR, "..", "..", "data", "varc-ac00-ac01.ttf")
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font = TTFont(font_path)
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tables = [
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table_tag
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for table_tag in font.keys()
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if table_tag not in {"head", "maxp", "hhea"}
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]
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xml = StringIO()
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font.saveXML(xml)
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xml1 = StringIO()
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font.saveXML(xml1, tables=tables)
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xml.seek(0)
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font = TTFont()
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font.importXML(xml)
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ttf = BytesIO()
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font.save(ttf)
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ttf.seek(0)
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font = TTFont(ttf)
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xml2 = StringIO()
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font.saveXML(xml2, tables=tables)
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assert xml1.getvalue() == xml2.getvalue()
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font_path = os.path.join(DATA_DIR, "..", "..", "data", "varc-6868.ttf")
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font = TTFont(font_path)
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tables = [
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table_tag
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for table_tag in font.keys()
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if table_tag not in {"head", "maxp", "hhea", "name", "fvar"}
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]
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xml = StringIO()
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font.saveXML(xml)
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xml1 = StringIO()
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font.saveXML(xml1, tables=tables)
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xml.seek(0)
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font = TTFont()
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font.importXML(xml)
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ttf = BytesIO()
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font.save(ttf)
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ttf.seek(0)
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font = TTFont(ttf)
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xml2 = StringIO()
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font.saveXML(xml2, tables=tables)
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assert xml1.getvalue() == xml2.getvalue()
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if __name__ == "__main__":
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import sys
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sys.exit(unittest.main())
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